<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <div id="app">
    {{ msg }}
    {{ "a" }}
    {{ 1+2*5+9-10 }}
    {{ isLike?'喜欢你':'讨厌你'  }}
    <!-- {{ alert(1) }} -->
    {{ parseInt('1.345') }}
  </div>
  <script src="./vue.js"></script>
  <script>
    const vm = new Vue({
      el: '#app',
      data: {
        msg:123,
        isLike: false
      },
      methods:{
      
      }
    })
  </script>
</body>
</html>
